/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package com.jgeppert.struts2.jquery.showcase;

import com.jgeppert.struts2.jquery.showcase.model.Customer;
import com.jgeppert.struts2.jquery.showcase.model.CustomerDAO;
import com.opensymphony.xwork2.ActionSupport;
import org.apache.commons.lang.StringUtils;
import org.apache.struts2.convention.annotation.Action;
import org.apache.struts2.convention.annotation.Actions;
import org.apache.struts2.convention.annotation.Result;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class Autocompleter extends ActionSupport {

    private static final long serialVersionUID = -3066791113091431706L;
    private static String[] staticLanguages = {"Actionscript (Flash)",
            "ABAP Objects", "Ada", "Aleph", "AppleScript", "Beta", "BlitzMax",
            "Boo", "C++", "C#", "Cecil", "Clarion", "Cobol ISO 2002",
            "CoDeSys", "CFML (ColdFusion Markup Language)",
            "Common Lisp Object System (CLOS)", "Component Pascal",
            "CorbaScript", "D", "Delphi", "Eiffel", "Fpii",
            "Fortran - ab Fortran 2003", "Gambas", "IDL", "IDLscript",
            "incr Tcl", "Java", "JavaScript / ECMAScript", "Lexico", "Lingo",
            "Modula-3", "Modelica", "NewtonScript", "Oberon", "Objective-C",
            "Objective CAML", "Object Pascal", "Perl", "PHP", "PowerBuilder",
            "Progress OpenEdge", "Python", "Ruby", "R", "Sather", "Scala",
            "Seed7", "Self", "Simula", "Smalltalk", "SuperCollider",
            "Superx++", "STOOOP", "Visual Basic", "Visual Basic .NET (VB.NET)",
            "Visual Basic Script", "Visual Objects", "XBase", "XOTcl", "Zonnon"};

    private String term;
    private String[] languages = Autocompleter.staticLanguages;
    private static List<Customer> staticCustomers = CustomerDAO.buildList();

    @Actions({
            @Action(value = "/autocompleter-select", results = {@Result(location = "autocompleter-select.jsp", name = "success")}),
            @Action(value = "/autocompleter", results = {@Result(location = "autocompleter.jsp", name = "success")}),
            @Action(value = "/jsonlanguages", results = {@Result(type = "json", name = "success", params = {
                    "root", "languages"})}),
            @Action(value = "/jsoncustomers", results = {@Result(type = "json", name = "success")})})
    public String execute() throws Exception {
        if (term != null && term.length() > 1) {
            ArrayList<String> tmp = new ArrayList<String>();
            for (int i = 0; i < staticLanguages.length; i++) {
                if (StringUtils.contains(staticLanguages[i].toLowerCase(),
                        term.toLowerCase())) {
                    tmp.add(staticLanguages[i]);
                }
            }
            languages = tmp.toArray(new String[tmp.size()]);
        }
        return SUCCESS;
    }

    public String[] getLanguages() {
        return languages;
    }

    public void setTerm(String term) {
        this.term = term;
    }

    public List<Customer> getCustomers() {
        List<Customer> list = new ArrayList<Customer>();
        if (term != null && term.length() > 0) {
            for (Customer customer : staticCustomers) {
                if (StringUtils.contains(customer.getName().toLowerCase(),
                        term.toLowerCase())) {
                    list.add(customer);
                }
            }
        } else {
            // Return all Customers for Select Box Example
            return staticCustomers;
        }
        return list;
    }

    public Map<Integer, String> getCustomersMap() {
        Map<Integer, String> map = new HashMap<Integer, String>();
        if (term != null && term.length() > 0) {
            for (Customer customer : staticCustomers) {
                if (StringUtils.contains(customer.getName().toLowerCase(),
                        term.toLowerCase())) {
                    map.put(new Integer(customer.getId()), customer.getName());
                }
            }
        }
        return map;
    }
}
